Imported Upstream version 7.48.0

[platform/upstream/curl.git] / docs / examples / simplessl.c

diff --git a/docs/examples/simplessl.c b/docs/examples/simplessl.c
index aefb79f..81713ab 100644 (file)
--- a/docs/examples/simplessl.c
+++ b/docs/examples/simplessl.c
@@ -5,11 +5,11 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
- * are also available at http://curl.haxx.se/docs/copyright.html.
+ * are also available at https://curl.haxx.se/docs/copyright.html.
  *
  * You may opt to use, copy, modify, merge, publish, distribute and/or sell
  * copies of the Software, and permit persons to whom the Software is
@@ -19,6 +19,10 @@
  * KIND, either express or implied.
  *
  ***************************************************************************/
+/* <DESC>
+ * Shows HTTPS usage with client certs and optional ssl engine use.
+ * </DESC>
+ */
 #include <stdio.h>
 
 #include <curl/curl.h>
@@ -43,7 +47,6 @@
 
 int main(void)
 {
-  int i;
   CURL *curl;
   CURLcode res;
   FILE *headerfile;
@@ -51,6 +54,7 @@ int main(void)
 
   static const char *pCertFile = "testcert.pem";
   static const char *pCACertFile="cacert.pem";
+  static const char *pHeaderFile = "dumpit";
 
   const char *pKeyName;
   const char *pKeyType;
@@ -67,7 +71,7 @@ int main(void)
   pEngine   = NULL;
 #endif
 
-  headerfile = fopen("dumpit", "w");
+  headerfile = fopen(pHeaderFile, "wb");
 
   curl_global_init(CURL_GLOBAL_DEFAULT);
 
@@ -77,47 +81,46 @@ int main(void)
     curl_easy_setopt(curl, CURLOPT_URL, "HTTPS://your.favourite.ssl.site");
     curl_easy_setopt(curl, CURLOPT_HEADERDATA, headerfile);
 
-    for(i = 0; i < 1; i++) /* single-iteration loop, just to break out from */
-    {
-      if (pEngine)             /* use crypto engine */
-      {
-        if (curl_easy_setopt(curl, CURLOPT_SSLENGINE,pEngine) != CURLE_OK)
-        {                     /* load the crypto engine */
-          fprintf(stderr,"can't set crypto engine\n");
+    do { /* dummy loop, just to break out from */
+      if(pEngine) {
+        /* use crypto engine */
+        if(curl_easy_setopt(curl, CURLOPT_SSLENGINE, pEngine) != CURLE_OK) {
+          /* load the crypto engine */
+          fprintf(stderr, "can't set crypto engine\n");
           break;
         }
-        if (curl_easy_setopt(curl, CURLOPT_SSLENGINE_DEFAULT,1L) != CURLE_OK)
-        { /* set the crypto engine as default */
+        if(curl_easy_setopt(curl, CURLOPT_SSLENGINE_DEFAULT, 1L) != CURLE_OK) {
+          /* set the crypto engine as default */
           /* only needed for the first time you load
              a engine in a curl object... */
-          fprintf(stderr,"can't set crypto engine as default\n");
+          fprintf(stderr, "can't set crypto engine as default\n");
           break;
         }
       }
       /* cert is stored PEM coded in file... */
       /* since PEM is default, we needn't set it for PEM */
-      curl_easy_setopt(curl,CURLOPT_SSLCERTTYPE,"PEM");
+      curl_easy_setopt(curl, CURLOPT_SSLCERTTYPE, "PEM");
 
       /* set the cert for client authentication */
-      curl_easy_setopt(curl,CURLOPT_SSLCERT,pCertFile);
+      curl_easy_setopt(curl, CURLOPT_SSLCERT, pCertFile);
 
       /* sorry, for engine we must set the passphrase
          (if the key has one...) */
-      if (pPassphrase)
-        curl_easy_setopt(curl,CURLOPT_KEYPASSWD,pPassphrase);
+      if(pPassphrase)
+        curl_easy_setopt(curl, CURLOPT_KEYPASSWD, pPassphrase);
 
       /* if we use a key stored in a crypto engine,
          we must set the key type to "ENG" */
-      curl_easy_setopt(curl,CURLOPT_SSLKEYTYPE,pKeyType);
+      curl_easy_setopt(curl, CURLOPT_SSLKEYTYPE, pKeyType);
 
       /* set the private key (file or ID in engine) */
-      curl_easy_setopt(curl,CURLOPT_SSLKEY,pKeyName);
+      curl_easy_setopt(curl, CURLOPT_SSLKEY, pKeyName);
 
       /* set the file with the certs vaildating the server */
-      curl_easy_setopt(curl,CURLOPT_CAINFO,pCACertFile);
+      curl_easy_setopt(curl, CURLOPT_CAINFO, pCACertFile);
 
       /* disconnect if we can't validate server's cert */
-      curl_easy_setopt(curl,CURLOPT_SSL_VERIFYPEER,1L);
+      curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 1L);
 
       /* Perform the request, res will get the return code */
       res = curl_easy_perform(curl);
@@ -127,7 +130,7 @@ int main(void)
                 curl_easy_strerror(res));
 
       /* we are done... */
-    }
+    } while(0);
     /* always cleanup */
     curl_easy_cleanup(curl);
   }